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aliina [53]
3 years ago
14

A coin contains 999 grams of nickel and 161616 grams of copper, for a total weight of 252525 grams.

Mathematics
1 answer:
Sedbober [7]3 years ago
3 0

Answer:

X=64%

Step-by-step explanation:

The percentage of Cooper in the coin is 64%

How do you come to this conclusion?

252525--100%

161616--X%

Now you can use the cross rule: X=(161616x100)/252525

Check it out now X=64%

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Question in screenshot.
Kitty [74]
Your answer is b. hope this helps :)
4 0
4 years ago
Solve for x and verify your answer. 15x + 6 = 201
frosja888 [35]
Subtract 6 from both sides
15x= 195

Divide both sides by 15
x=13

Final answer: x=13
Check:
15(13)+6
195+6
201

201=201
3 0
3 years ago
Read 2 more answers
Can someone pls give me the answer to this?
inn [45]

Answer:

This is all the above

Step-by-step explanation:

all answers are true to this graph

8 0
3 years ago
3 plus 6 times the number of white marbles for a total of 15
Anton [14]
The problem is 3+6x = 15 with x being the number of white numbers.
Isolate variable by subtracting 3 on both sides:     6x = 12.
Isolate variable by dividing 6 on both sides:          x = 2
The number of white marbles is 2.
5 0
3 years ago
-2 - 6
Tatiana [17]

Answer:

-8

4

-15

-8

7

42

-60

15

-9

-12

Step-by-step explanation:

-2 - 6 = -8

8 + (-4) = 4

10 + (-25) = -15

-15 - (-7) = -8

-6 - (-13) = 7

-7 x -6 = 42

-12 x 5 = -60

60/4 = 15

72/-8 = -9

48/-4 = -12

6 0
3 years ago
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